Adds Online Booking configuration and preview components

Introduces comprehensive online booking feature with:
- Localization support for booking settings
- ViewComponents for booking URL, settings, company info, hours, and preview
- Responsive preview with device toggle functionality
- Integrated with settings page and translation files

Enhances application's online booking configuration interface

PlanTempus.Application/Features/OnlineBooking/Components/OnlineBookingCompany/Default.cshtml

@@ -0,0 +1,33 @@
+<swp-card>
+    <swp-card-header>
+        <swp-card-title>
+            <i class="ph ph-buildings"></i>
+            <span localize="onlineBooking.company.title">Virksomhedsoplysninger</span>
+        </swp-card-title>
+        <swp-section-action href="/indstillinger" localize="onlineBooking.company.edit">Rediger</swp-section-action>
+    </swp-card-header>
+    <swp-card-content>
+        <swp-edit-section>
+            <swp-edit-row>
+                <swp-edit-label localize="onlineBooking.company.name">Navn</swp-edit-label>
+                <swp-edit-value>Salon Beauty</swp-edit-value>
+            </swp-edit-row>
+            <swp-edit-row>
+                <swp-edit-label localize="onlineBooking.company.address">Adresse</swp-edit-label>
+                <swp-edit-value>Hovedgaden 123</swp-edit-value>
+            </swp-edit-row>
+            <swp-edit-row>
+                <swp-edit-label localize="onlineBooking.company.zipCity">Postnr + By</swp-edit-label>
+                <swp-edit-value>2100 København Ø</swp-edit-value>
+            </swp-edit-row>
+            <swp-edit-row>
+                <swp-edit-label localize="onlineBooking.company.phone">Telefon</swp-edit-label>
+                <swp-edit-value>+45 12 34 56 78</swp-edit-value>
+            </swp-edit-row>
+            <swp-edit-row>
+                <swp-edit-label localize="onlineBooking.company.email">Email</swp-edit-label>
+                <swp-edit-value>kontakt@salonbeauty.dk</swp-edit-value>
+            </swp-edit-row>
+        </swp-edit-section>
+    </swp-card-content>
+</swp-card>